There are many things in the Bible which were once thought to be nothing more than flights of imagination. The Hittites were thought to be a biblical legend, until their ancient capital and city records were excavated at Bogazkoy, Turkey. Skeptics felt that biblical references to Solomon's wealth were exaggerations. To the contrary, ancient records demonstrate that wealth was concentrated with the king, and Solomon's prosperity was entirely feasible. Doubts were raised about the Assyrian king named Sargon as recorded in Isaiah:20:1In the year that Tartan came unto Ashdod, (when Sargon the king of Assyria sent him,) and fought against Ashdod, and took it;
See All..., because this king was not listed in any other source. However, Sargon's palace was discovered in Khorsabad, Iraq. The very events of Isaiah 20, Sargon’s capture of Ashdod, were recorded on the palace walls. Further, fragments of a stela memorializing the victory were found at Ashdod itself.
Associates for Biblical Research, 1995.